Question 1

Standard-sized CD discs usually hold 4.7 GB (single-layer discs)or 8.5 GB (dual-layer discs). _________________________

Accepted Answer

Standard-sized CDs typically hold up to 700 MB of data, while the capacities mentioned (4.7 GB and 8.5 GB) are for DVDs, not CDs.

Question 2

Optical drives are hard drives that use flash memory instead of spinning hard disk platters and magnetic technology. _________________________

Accepted Answer

Optical drives are not hard drives, but rather devices used to read and write optical discs such as CDs, DVDs, and Blu-ray discs. They do not use flash memory, but rather employ a laser to read and write data on the discs.

Question 3

A(n)smart card is a credit card-sized piece of plastic that contains computer circuitry and components-typically a processor, memory, and storage. _________________________

Accepted Answer

This statement is true. Smart cards are credit card-sized plastic cards that contain computer components and circuitry, including a processor, memory, and storage.

Question 4

To reopen a document at a later time, you use the file command. _________________________

Accepted Answer

The file command is used in Unix/Linux systems to determine the type of a file, not to open documents. To reopen a document, you typically use an application or command specific to the file type, such as a text editor or word processor.

Question 5

Anything (such as a program, letter, digital photograph, or song)stored on a storage medium is called a(n)file . _________________________

Accepted Answer

This statement is true. Any data or information stored on a storage medium is referred to as a file.

Question 6

You can delete an item by selecting it and pressing the F10 key on the keyboard. _________________________

Accepted Answer

The F10 key is typically used to activate the menu bar in Windows applications, not for deleting items.

Question 7

POS software is software that is developed and sold for a profit. _________________________

Accepted Answer

POS (Point of Sale) software refers to systems used to manage sales transactions and can be developed and distributed as open-source or proprietary software, not necessarily for profit.

Question 8

____ is a universal international coding standard designed to represent text-based data written in any ancient or modern language, including those with different alphabets, such as Chinese, Greek, Hebrew, Amharic, Tibetan, and Russian.
A)Unicode
B)Dualcode
C)International code
D)Language code

Accepted Answer

Unicode is the universal international coding standard designed to represent text-based data written in any ancient or modern language, including those with different alphabets, such as Chinese, Greek, Hebrew, Amharic, Tibetan, and Russian. It assigns a unique code point for every character, symbol, and punctuation mark from any language.

Question 9

A kilobyte (KB)is equal to ____ bytes, but is usually thought of as approximately 1,000 bytes.
A)1,012
B)1,024
C)1,036
D)1,048

Accepted Answer

A kilobyte is traditionally defined as 1024 bytes. However, in recent years some manufacturers have used the decimal definition of kilobyte as 1000 bytes. Nonetheless, most modern software and computer systems still use the binary definition of kilobyte as 1024 bytes. Therefore, B is the best choice as it aligns with the traditional binary definition of kilobyte.

Question 10

Some PCs and devices use special electronic pens (also called digital pens and tablet pens)that don't scratch the screen and that contain buttons or switches; others accept input via a small metal or plastic ____.
A)pin
B)pointer
C)stick
D)stylus

Accepted Answer

Electronic pens that don't scratch the screen and contain buttons or switches are digital pens or tablet pens which are also called stylus.

Question 11

Optical discs are thin circular discs made out of a very strong plastic . _________________________

Accepted Answer

Optical discs are typically made of polycarbonate or other durable plastic materials.

Question 12

A(n)server adapter, also called a network interface card (NIC)when it is in the form of an expansion card, is used to connect a computer to a network. _________________________

Accepted Answer

The answer of A(n)server adapter, also called a network interface...

Question 13

To keep files organized, related documents are often stored in stations located on the storage medium. _________________________

Accepted Answer

The correct term for organizing related documents on a storage medium is "folders" or "directories," not "stations."

Question 14

A(n)DVD contains one or more flash memory chips, a controller chip, other electrical components, and metal contacts to connect it to the device or reader with which it is being used. _________________________

Accepted Answer

DVDs do not contain flash memory chips and a controller chip; they contain a layer of optical data storage material that can be read by a laser beam.

Question 15

Some keys on a keyboard, like the Caps Lock and Number Lock keys, are ____ keys, which are pressed once to turn the feature on and again to turn the feature off.
A)switch
B)toggle
C)flip
D)update

Accepted Answer

Toggle keys are pressed once to turn a feature on and again to turn it off. Switch and flip are also common terms, but toggle specifically refers to this on/off functionality. Update, on the other hand, does not relate to the function of these keys.

Question 16

Modem is the term used for a device that connects a computer to a network over telephone lines. _________________________

Accepted Answer

This is correct as a modem is a device that modulates analog carrier signals to encode digital information and demodulates signals to decode the information. It is commonly used to connect a computer to the internet over telephone lines.

Question 17

The menu bar appears at the top of many windows and contains text-based lists (menus), which provide access to commands that can be selected to perform actions in that program. _________________________

Accepted Answer

The statement is correct. The menu bar does appear at the top of many windows and provides access to commands through text-based lists (menus).

Question 18

Most digital computers are binary computers, which can understand only two states, usually thought of as ____ and represented by the digits 0 and 1.
A)off and on
B)hot and cold
C)up and down
D)right or left

Accepted Answer

Binary computers use the states of off and on, or 0 and 1, to represent information and perform calculations.

Question 19

Formatting changes the actual content of a document. _________________________

Accepted Answer

Formatting refers to the visual appearance of a document, such as font style and size, color, spacing, and alignment. It does not change the actual content, which refers to the words and meaning conveyed by the text.

Question 20

Unlike magnetic hard drive and optical storage systems, solid state drives have no moving parts. _________________________

Accepted Answer

This is true. Solid state drives (SSDs) use integrated circuits to store data, rather than relying on spinning disks or moving read/write heads like magnetic hard drives or optical storage systems. This makes them lighter, more reliable, faster, and less susceptible to damage from drops, vibrations, or other physical shocks.

Quiz 2: A Closer Look at Hardware and Software